方程式系 ワークシート
名前: ____________________日付: ____________
説明書: 代入と消去による連立一次方程式の解法。
20 問題
- x + y = 9, x − y = -3 → x = ____, y = ____
- 8x + 6y = 66, x = 3 → y = ____
- 4x + 1y = 38, x = 8 → y = ____
- x + y = 12, x − y = 6 → x = ____, y = ____
- x + y = 16, x − y = 2 → x = ____, y = ____
- 3x + 9y = 15, x = 2 → y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- 4x + 7y = 23, x = 4 → y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- 5x + 8y = 104, x = 8 → y = ____
- 9x + 6y = 93, x = 5 → y = ____
- x + y = 14, x − y = 0 → x = ____, y = ____
- 8x + 7y = 95, x = 4 → y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- 3x + 8y = 75, x = 9 → y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- 5x + 7y = 47, x = 1 → y = ____
- x + y = 6, x − y = -4 → x = ____, y = ____
- 8x + 1y = 80, x = 9 → y = ____